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Definition of chlorine in English:

chlorine

noun

mass noun

The chemical element of atomic number 17, a toxic, irritant, pale green gas.

A member of the halogen group, chlorine occurs in nature mainly as sodium chloride in seawater and salt deposits. The gas was used as a poison gas in the First World War. Chlorine is added to water supplies as a disinfectant

‘The green chlorine gas rolled over the Allied frontline and it created panic.’

‘It's just that the doctor had ordered against this because the chlorine could hurt her eye.’

‘The blue was fading to a dull chlorine green, the fuchsia sprouting roots of over an inch.’

‘Once in the upper atmosphere, the energy from the Sun causes the chlorine to be released.’

‘I love the smell of the chlorine in the morning, and the way the water sounds when it rushes pass my ears.’